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3x5+3x 1 supra 4 + 3x 17 supra 16​


Răspuns :

Răspuns:

3x5 + 3x(1/4) + 3x(17/16)

15 + 3/4 + 51/16

15 + 12/16 + 51/16

15 + 63/16

15 + 63/16 = (15*16)/16 + 63/16 = 240/16 + 63/16

240/16 + 63/16 = 303/16

303/16.